Features and Benefits:�HEAVY-DUTY SUPPORT - Heavy-duty, ratchet type stands able to support up to 4 tons each (8 tons total)�STURDY CONSTRUCTION - Sturdy, welded steel construction for superior safety and strength�EASY SETUP - Easy to operate, slide open design makes setup fast to get you working quickly�CONTOURED SADDLE - Contoured saddles provide secure contact when supporting large vehicles�ADJUSTABLE HEIGHT - Adjustable height stands have a 14-inch minimum and 21-inch maximum heightFor a variety of applications in automotive, agriculture and construction. Sturdy, welded steel construction for superior safety and strength. Multi-position ductile ratchet bar provides super strength and durability. Quick adjustment mechanism that securely locks into desired location. Counter weighted pawl serves as a safe, secure locking device to prevent the load from accidentally disengaging. Weight: 20 pounds.